#include <stdio.h>
int main()
{
	char *weekname[7]={"Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"};
	int week;
	printf("input week No:");
	scanf("%d",&week);
	if((week>=0)&&week<7)
		printf("week No:%d-->%s\n",week,weekname[week]);
	else
		printf("input error!!\n");
	return 0;
}